mirror of
https://github.com/ToshioCP/Gtk4-tutorial.git
synced 2024-09-29 05:36:59 +02:00
53 lines
1.5 KiB
Ruby
53 lines
1.5 KiB
Ruby
require 'fileutils'
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require 'pathname'
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include FileUtils
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class String
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def partitions pattern
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a = []
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b = self.partition(pattern)
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until b[1] == ""
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a += [b[0],b[1]]
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b = b[2].partition(pattern)
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end
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a += [b[0]]
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end
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end
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def change_relative_link src, old_dir, new_dir
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p_new_dir = Pathname.new(new_dir)
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buf = src.partitions(/^~~~.*?^~~~\n/m)
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buf = buf.map{|chunk| chunk =~ /\A~~~.*?^~~~\n\z/m ? chunk : chunk.partitions(/(^ .*\n)+/)}.flatten
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# buf = buf.inject([]){|b,e| b.append(*e)}
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buf = buf.map do |chunk|
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if (chunk =~ /\A~~~.*?^~~~\n\z/m || chunk =~ /\A(^ .*\n)+\z/)
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chunk
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else
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# change inline codes (`...`) to escape char ("\e"=0x1B) in the link change procedure temporarily.
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# This avoids the influence of the change in the inline codes.
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# So, .src.md files must not include escape code (0x1B).
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codes = chunk.scan(/`.*?`/)
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chunk = chunk.gsub(/`.*?`/,"\e")
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b = chunk.partitions(/\[.*?\]\(.*?\)/)
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b = b.map do |c|
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m = c.match(/(\[.*?\])\((.*?)\)/)
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if m == nil
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c
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else
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name = m[1]
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target = m[2]
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if target.include?("\e") || target =~ /^(http|\/)/
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c
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else
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n_target = Pathname.new("#{old_dir}/#{target}").relative_path_from(p_new_dir).to_s
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"#{name}(#{n_target})"
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end
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end
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end
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a = b.join.split("\e")
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i = 0
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codes.inject([a[0]]){|b, code| i+=1; b.append(code, a[i])}.join
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end
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end
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buf.join
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end
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